| A | B |
| food chain | the path of energy in food from one organism to another |
| food web | the overlapping food chains in a community |
| herbivore | an animal that eats other animals |
| predator | a living thing that hunts other living things for food |
| prey | a living thing that is hunted for food |
| scavenger | an animal that feeds on the remains of dead animals |
| omnivore | an animal that eats both plants and animals |
| producer | an organism that produces its own food |
| consumer | an animal that must eat another organism to get the energy it needs |
| decomposer | an organism that breaks down dead organisms into useful things like minerals and rich soil |